A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. John Ratchford:
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The overall average patient rating of Dr. John Ratchford is Excellent.
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Specialties & Research
Dr. John Ratchford, MD is board certified in Neurology.
- He has special expertise in 4 areas:
- Alzheimer Disease
- Migraine Disorders
- Multiple Sclerosis (MS)
Education & Awards
Dr. Ratchford graduated from Columbia University, New York. He has 4 awards.
Dr. Ratchford has 2 hospital affiliations:
- The Johns Hopkins Hospital
- Johns Hopkins Geriatrics Center
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- Additional Information
- Dr. John Nolan Ratchford MD is a male Neurologist, has 8 years of experience and practices in Neurology.
- Where does Dr. John N. Ratchford practice?
- Dr. John Ratchford has 2 office locations.
Dr. John Ratchford practices Neurology near Baltimore, MD.
See Baltimore Neurologists.